The backrest will help you take the right attitude.
핸드폰의 기울기에 따라 진동을 울려 자세에 대해 경고합니다.Last updated on Sep 26, 2016
Minor bug fixes and improvements. Install or update to the newest version to check it out!
Latest Version
1.0.0
Requires Android
4.0 and up
Category
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등받이
1.0.0 by J.Sung
Sep 26, 2016